<!DOCTYPE html>
<html><head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">

<head>
    <meta charset="UTF-8"/>
    <title>网页布局</title>
    <style>
        body {
            margin: 0;
            padding: 10px;
            list-style: none;
        }

        .a1 {
            width: 100%;
            height: 150px;
            line-height: 150px;
            text-align: center;
            background-color: #bbb;
        }

        .main {
            height: 595px;
            width: 100%;
            margin: 10px auto;
        }

        .left {
            background-color: #E1F9FF;
            float: left;
            width: 60%;
            height: 595px;

        }

        ul {
            list-style: none;
            float: left;
            margin-left: 10px;
            margin-top: 10px;
        }

        li {
            margin-top: 5px;
        }

        .right {
            background-color: #E1F9FF;
            float: right;
            width: 39%;
            height: 595px;
            padding: 20px;
            box-sizing: border-box;
        }

        .right p {
            margin-left: 50px;
            font-size: 20px;
        }
    </style>
</head>

<body>


<header class="a1">header</header>

<div class="main">
    <div class="left">
        <?php
        include("./left.php");
        ?>
    </div>
    <div class="right">
        <?php
        include("./right.php");
        ?>
    </div>
</div>

<footer class="a1">footer</footer>
</body>

</html>
